BE427000A - - Google Patents
Info
- Publication number
- BE427000A BE427000A BE427000DA BE427000A BE 427000 A BE427000 A BE 427000A BE 427000D A BE427000D A BE 427000DA BE 427000 A BE427000 A BE 427000A
- Authority
- BE
- Belgium
- Prior art keywords
- reducing
- metals
- raw material
- niobium
- tantalum
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B34/00—Obtaining refractory metals
- C22B34/20—Obtaining niobium, tantalum or vanadium
- C22B34/24—Obtaining niobium or tantalum
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE427000A true BE427000A (OSRAM) |
Family
ID=87672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE427000D BE427000A (OSRAM) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE427000A (OSRAM) |
-
0
- BE BE427000D patent/BE427000A/fr unknown
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